Golf swing training device



FIG. 1 is a perspective view of a golf swing training device showing mynew design, it being understood that elements shown with broken linesare for illustrative purposes only and form no part of the claimeddesign;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a left side view thereof; and,

FIG. 7 is a bottom plan view thereof.

The ornamental design for a golf swing training device, as shown anddescribed.